Home / 36,623.80-54,935.70-31,180.60

Finding the Fourth Proportional to 36,623.80, 54,935.70 and 31,180.60

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Solution

The fourth proportional to 36,623.80, 54,935.70 and 31,180.60 is: 46,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,623.80 : 54,935.70 = 31,180.60 : x
  2. Step 2: Convert to fraction form
    36,623.80/54,935.70 = 31,180.60/x
  3. Step 3: Cross multiply
    36,623.80x = 54,935.70 × 31,180.60
  4. Step 4: Simplify right side
    36,623.80x = 1,712,928,087.42
  5. Step 5: Solve for x
    x = 1,712,928,087.42/36,623.80
  6. Step 6: Final answer
    x = 46,770.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.